body {
    background-color: #f0f0f0;
}

a {
    text-decoration: none;
}

main {
    width: 70%;
    margin: 60px auto 0;
    box-shadow: 0px 1px 1px 1px rgb(0 0 0 / 30%);
    background-color: white;
    padding: 20px 20px 50px;
}

.btn-add {
    font-size: 25px;
    background-color: orange;
    border-color: orange;
    border-radius: 3px;
}